Thrashing-machine



(No Model.) 4 Sheets-Sheet I.

D. J. 8v J. F. DEVANE.

THRASHING MACHINE. No. 387,627. Patented Aug. 14, 1888.

(No Model.) 4 sheetssheet 8.

D. J. 88 J.AF. DEVANE.

THRASHING MACHINE.

180.887,82?. Patented Aug. 14,1888.

- WITNESSES. INVENTOR. m-

4 Sheets-Sheet 3.

(Nq-Model.)

D.. J. 8v J.F.' DEVANE.

THRA'SHING MACHINE.

No. 387,627. Patented Aug. 14, 1888-.

,o,ooe..ooo. oooooooo `UNT-TED STATES PATENT GEEICE..

DANIEL J. DEVANE AND JOHN E. DEVANE, or OUrrMAN, GEORGIA.

THRASHING-IVIACHINE.

SPECIFICATION forming part of Letters Patent No. 387,627, dated August 14, 1888. Application `filed April 11, 1887. Serial No. 234,41`O. (No model.)

T all whom, zz may concern,.- The shaking-table or separator II is of well- Be it known that we, DANIEL J. DEVANE known construction, but is supportedand opand JOHN F. DEVANE, of Quitman, in the erated in an improved way, as will be hereincounty of Brooks and State of Georgia, have after described and claimed. It is connected 5 5 invented certain new and usef'ul Improveat its outer end by means of hangers I to a ments in Thrashing-Machincs,of which the folcross-beam, I', mounted on uprights I2. The lowing is a specification. hangers I are hinged to the cross beam and to Our invention consists in an improved way each side of the separator, so as to permit it to of supporting and operating the shaking-taswing freely back and forth. rlheuprights l2, 6o ro ble or separator of a thrashing machine, as which carry the cross-beam, may be provided will be hereinafter described and claimed. with a vertical series of perforations, i, and the In the accompanying drawings, Figure l is cross-beam may also be perforated on each end, a View of one side of the thrasher embodying as shown, so as to be secured to the uprights our improvements; Fig. 2, a View of the opat any desired elevation by means of pins i* to I5 posite side; Fig. 3, a top view, and Fig. 4 a give the table the desired tilt or pitch.

longitudinal central section. Any other means may be employed to give In the drawings we have shown a thrashingthe separator a'vcrtical adjustment at its outer machine of the type to which we prcferabl y apendl ply our improvements. The inner end of the separator is hinged on 2o We will first describe the general organizaeach side to pitman-rods J,which are connected tion of the machine to which our improveeccentrically with disks J on a shaft, J '2, ments are applied. mounted in the frame and extending to each One or more rotary hails, A, are located side thereof. The shaft .I2 is driven from the within a Hail-chamber, B. When two flails main drum E by means ofa belt, J3. rIhe rods 25 are used, a vertical plate, C, is employed to diextend through openings j in the uprights, and vide equally the lower half of the chamber B. the weight of the inner end of the separator is On the opposite side walls of the lower part of borne by the pitman-rods,which rest in said the chamber B, and'on each side of the dividopenings. The throw of the rods, and conseing-plate C, when it is used, are secured cleats quently the amplitude of vibration of the sepa- 3C or ribs a, which form obstructions to the pasrater, may be regulated by adjusting the ends sage of the grain, and thereby facilitate the of the pitmen in the perforations in the'disks, thrashing. The cleats are preferably secured said perforations being located at different dislto the walls of the chamber by bolts a,that extances from the center of the disks, as shown.

tend through to the outside of the machine, as The separator-table is of the usual'construc- 8 5 35 Shown. tion, and beneath it are the chutes for deliver- The iiail A consists of a hub, l), to which a ing the grain to the winnowing-screen G. series of radial beaterarms, b', are secured A housing, G, extends over the separator by means of bolts b2, extending horizontally from the end of the flail chamber to a short through the hub and through the inner ends distance beyond the uprights l2. go 4o of the arms. rllhe iiail or iiails are keyed to At the end of the table next the opening y a shaft, D, on one end of which is a pulley, of the Hail-chamber is located a rotary rake, D', that is connected by means of a belt, D?, H', driven by a crossed belt, h', Fig. 2, from with the main drum E, to which the drivingthe Hail-shaft. This rake, as is well underpower is primarily applied. The shaftD also stood, helps to feed the straw from the ail- 45 carries a pulley, D3, that connects by means chamber to the separating-table. Theinclined of a crossed belt, D", with a pulley, F, on the board h2, which extends across the opening 1/ shaft Fof the fan F2. A rod, G, is hinged to just in front of the rake,guides the straw into a Wrist-pin, f, placed eccentrically on the pulengagement with the rake, so as to give it a ley F, and is also hinged at its other end to a better hold. IOO 5o bell-crank-lever, g, that is connected with the The fan is operated in the usual way, and winnowing-scrcen G. the grain after leaving the winnowing-screen is delivered through a spout at the side ofthe machine.

K Klare the platforms on which the atiendant stands when feeding the machine.

The grain is fed into the flailchamber at m, and is caught by the beater-arms, turned over and over, and beaten against the sides and periphery of the Rail-chamber, and then fed ont through the opening 1/ to the separator H.

"We are aware that beaters revolving in {lailehanlbers having radial cleats are old. Wye

are also aware that it is old to provide separators with means for adjusting them at their outer ends, and that vibrating Winnowingscreens are com n1 ou devices. XVe do not therefore claim such subject matter, our invention being confined to the improvements in the means for supporting and operating the Shak 

